Compare two names
Isais and Isaias side by side: Isais peaked in 2009 and Isaias in 2025; in 2025 they were given to 7 and 755 babies.
Isais and Isaias, year by year
Girls and boys together; Isais solid, Isaias dashed.
| Isais | Isaias | |
|---|---|---|
| Births 2025 | 7 | 755 |
| Rank 2025 | #10,075 among boys’ names | #426 among boys’ names |
| Recorded since 1880 | 208 | 18,644 |
| Peak year | 2009 | 2025 |
| Girls | 0% | 0% |
| Alive, estimated | 204 | 17,900 |
| Median age | 18 | 16 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.